Valve.



ATENTED PEB. 4, 1908.

H. BRUNER.

VALVE. APPLICATION FILED 8811.281908.

stem l/l provided with tl'lensual nemen..

'VALVE No. mais-3.

. valves nl llml' type wnipz'ising a easing privided willi n diaphragmlorming two pertinents, 11immuniriding .spedire tile inlet and millet olthe "faire u: valve stom having llneadi-d eoln'ierlion "with n parkinggland member zin-'l :ide-,pled lo opel-:ile :i valve piston .a'l'niirely-eoinnn (union may ln aldisliod er .eut oli' between said |11par1menlsin the operation ol' open ing :ind losing the 'volvi'. i

'llw invention lms to do more partienia willi an improved s*"nr.f..re ofthis' tvp. wlw-rein the paris are so ai designed :is lo permit tlieemployment oi suitable paifling l'or tlio piston7 to preti@ leakage lromom compartment to the etna and lo permit ol tighteninj the packing 'byeither operating tlio gland ineinlwr on elle Valve stom.

'llw invention will be more Vfully describe-id in vonnwlion with theaecoznpanjiing drawings :1nd will be more partieiilinlj!pointed out and:isrertained in and bv the siuei'ided genera;

(flaims.

ln the drawii'lgs :---tlie figure shown illus-1 trates in verticalsection one einbol'limenl'. of mj.' invention.

As shown 1, designates a whole a valve easing which is.,divided by adiaphragm l2', into oinpartinents 3 and 4., eonxnmnioeting respectivelywith the inlet end the outlet 5 and 6 .of said valve. 'The saiddiaphragm pro vided with an opening or passage 7, having a recessedportion 23, adapted 'to receive suitable packing indieatef et 9. lit'its 11p-- per' end said casing 1, is provided witll an. internallythreaded extension i0, in which. is 'littr-.d a. gland member 11 whichis externally tln'eznled to permit of its arljustinent in said easing.Said member 1l is dosiraldy messed at its lower end and is provided withan annular shoulder 12 tl'le purpose of wl'iieli will lxereinal'ter morefullT appear. it its upper end the member 11 is provided with the usualgland 13 to ailord nieans for mali'A ing a tiglitjointwitli avalve stemle. Said operating lie im. olJ a in the memlie w'niol'i es shown isSpecification of Letters i?.

Fatented. Feb. 4, 190B.

Linn lll-1i January 2?..1905. T lerinl lilo, 297.302.

liandnv eel 15 and is provided with external ner 11 V.*i'1e."el' yadjust-in ent ol the Valve stem may be ell'eeted for the purpose ofopening end closing, tlie valve. j

" vlinder ii is adapted to'beinterposei the shoulder 12 and the packing9 betr.

.nd eoiweniently said Cylinder'v extends into said recessed portion S aslight distance.

.,lged in cylinder and'is connected with the valvestern 14- at its upperend in a )arting'v rotative movement to the piston as will clearlyY beunderstood by reference to tlie drawing. The piston 201 is of a hollowcnnstrnetion as indicated at 21 .and

with openings 19 and Open the n. -ien the piston is 1n the posltlon ndadepte-dto "close said valve when nunnes vali/e slionm.

'die piston is in a psition to bring the openings aoent the packing 9.Said piston 2f) i.; eMernallVT recessed at Z3 to forni With saidcylinder recess an annular ohamberand n Aper end ol said recess thepiston is provided 'itl'i an annular shoulder 24 adapted lor iill lieobvious that by lowering the piston .20 and lioreing the shoulder 24into engagement with the shoulder 18 the packing can lio tiwli d lorexample the Valve is to elo in extended, period of time or oses whichmay arise in praclor engagement Witn the gland Inern-4 to permitnotation of the stem Withis provided with openings 22 adapted to com-.f1 Vvalve comprising in eombination a wlth a dlaphragm formlng ortionfor rece1V- The cylinder internally recessed as at 17.

open. il piston 20 is slidably casin engaging the upper portion of'saidcylin er, a piston valve closure externally recessed to form with saidcylinder recess an annular chamber, said cylinder and piston closurehaving shoulders adapted for engagement and said. piston, closure havingapertures chamber, and a valve stem for operating said piston closure. yi

2. A valve'comprising in combination, a casing providedv with adiaphragm forming two com artments communicating res ectively wit theinlet and outlet of said va ve, said diaphragm having a passage providedwith a recessed portion for receiving packing, a cylinder vfittingin'said recessed portion upon said packing and provided with. apertures,a gland member for said casing engaging the upper portion of saidcylinder, a piston valve closure having apertures conv Inunicating withsaid cylinder apertures, said cylinder and piston having abuttingshoulders whereby said 'packing may be tightened, and means foroperating said piston.

A valve comprising in combination, a casing provided with. a diaphragmforming two compartments communicating respeccommunicating with saidannular' tively with the inlet and outlet of said valve, said diaphragmhaving a passage provided with a recessed portion for receivlng packing,a cylinder `fitting .in said recessed portion upon said packing andprovided with an internally recessed portion and apertures, a istonvalve 'closure externally recessed to erm with lsaid cylinder recess anannular chamber and having apertures communicating with said cylinderapertures through said chamber, and means for operating said piston. -V

4. A valve comprising in combination, a casing provided with a diaphragmhaving a recessed portion for receiving packing, a cylinder fitting insaid recessed portionupon said packing, means for engaging said cylinderto tighten 'said acking, a piston slidably mounted in said cylinder, andmeans whereby movement ofsaid piston may serve to tighten said packing.l

In testimony whereof I afiix my signaturel in presence of two'witnesses.

HERMANN BRAUN ER.

Witnesses: v

ALvEsTo S. HOGUE, T. KNPFELMACHER.

